On Wed, 2013-11-06 at 16:14 +0100, [log in to unmask] wrote:
> Dear Scientific Linux users,
> 
> Since few days, the computers from our lab running under SL 5.7 - 64  
> bits experience all the same bug that prevents using applications such  
> as: firefox, thunderbid, glxgears, glxinfo.
> The update policy is based on the default configuration.
> The bug seems to result from a recent update, maybe end of October  
> (more info on the recent updates in the enclosed yum.log).
> 
> The easiest way to reproduce this bug is to execute glxinfo. The  
> outcome is that the screen turns black and the session restarts. Since  
> this bug was first noticed under firefox and thunderbird, a "strace"  
> was executed on those applications and it turned out that the bug was  
> labeled as "Error 104" which indicates a restart by the X server. If  
> you are interested, you may find enclosed more information.
> 
> Has this problem been reported by other institutes or users?

Did you reinstall the Nvidia driver after the update to
xorg-x11-server-Xorg on 17/10?

-- 
Mark Whidby
Infrastructure Coordinator (Unix)
Physics/Chemistry/EAES/Mathematics Team
IT Services, Faculty of Engineering and Physical Sciences